SafeDelete.py

from pyfbsdk import FBSystem, FBNamespaceAction, FBPlugModificationFlag

def DeleteNameSpace(namespace):
    FBSystem().Scene.NamespaceDeleteContent(namespace, FBPlugModificationFlag.kFBPlugAllContent, True)

def AddNamespace(components, namespace):
    for comp in components:
        comp.ProcessObjectNamespace(FBNamespaceAction.kFBConcatNamespace, namespace)
        
def SafeDeleteList(components):
    AddNamespace(components, "TEMP_NAMESPACE_FOR_DELETE")
    DeleteNameSpace("TEMP_NAMESPACE_FOR_DELETE")

components = FBSystem().Scene.Components #Replace this with whatever list you want to delete
SafeDeleteList(components)